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11221341223 = 233311473971
BaseRepresentation
bin10100111001101100…
…00001010000100111
31001222000221012022111
422130312001100213
5140440130404343
65053252141451
7545034553351
oct123466012047
931860835274
1011221341223
114839177824
122212007887
13109aa446a1
1478644a0d1
1545a211c9d
hex29cd81427

11221341223 has 8 divisors (see below), whose sum is σ = 11744608896. Its totient is φ = 10701022200.

The previous prime is 11221341221. The next prime is 11221341239. The reversal of 11221341223 is 32214312211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11221341223 - 21 = 11221341221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11221341194 and 11221341203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221341221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 729373 + ... + 744598.

It is an arithmetic number, because the mean of its divisors is an integer number (1468076112).

Almost surely, 211221341223 is an apocalyptic number.

11221341223 is a deficient number, since it is larger than the sum of its proper divisors (523267673).

11221341223 is a wasteful number, since it uses less digits than its factorization.

11221341223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474325.

The product of its digits is 576, while the sum is 22.

Adding to 11221341223 its reverse (32214312211), we get a palindrome (43435653434).

The spelling of 11221341223 in words is "eleven billion, two hundred twenty-one million, three hundred forty-one thousand, two hundred twenty-three".

Divisors: 1 23 331 7613 1473971 33901333 487884401 11221341223